Long underwear ensemble



FIG. 1 is a front elevational view of a long underwear ensemble showing our new design;

FIG. 2 is an enlarged front elevational view of the shirt portion thereof;

FIG. 3 is a rear elevational view of FIG. 2;

FIG. 4 is an enlarged front elevational view of the trouser portion of FIG. 1;

FIG. 5 is a front elevational view of an alternated embodiment of the portion of the design shown in FIG. 3, and

FIG. 6 is a rear elevational view of FIGS. 4 and 5. 

The ornamental design for a long underwear ensemble, as shown and described. 